> Kodak Pan Masking Film 4570 (Estar thick base) is a standard item shown in
> the Kodak Professional Catalog (Kodak Publication L-9). It is available in
> 4x5, 5x7, 8x10, 10x12, and 11x14 sizes. The Kodak stock number for the 4x5
> is 153-4304, and this size is available in 50 sheet packages with a list
> price of $73.20, but (as you know) sensitized materials prices can fluctuate
Sil's info is correct ... but, for those who cannot afford such an
expenditure, you can also use Kodak's Double X Pan 4x5 film. Dye Transfer
people used to use it for searations. It is less costly.
Jack Fulton
***The eye is the Pencil of Nurture***